SOLUTION: please help me solve: {{{ 7 * 5^x = 4 * 8^x }}}

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Question 331641: please help me solve: +7+%2A+5%5Ex+=+4+%2A+8%5Ex+
Found 2 solutions by Alan3354, jrfrunner:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
+7+%2A+5%5Ex+=+4+%2A+8%5Ex+
log(7) + x*log(5) = log(4) + x*log(8)
Is the sufficient help?

Answer by jrfrunner(365) About Me  (Show Source):